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hash.go
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hash.go
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package dongle
import (
"crypto/md5"
"crypto/sha1"
"crypto/sha256"
"crypto/sha512"
"fmt"
"github.com/dromara/dongle/md2"
"golang.org/x/crypto/blake2b"
"golang.org/x/crypto/blake2s"
"golang.org/x/crypto/md4"
"golang.org/x/crypto/ripemd160"
"golang.org/x/crypto/sha3"
)
type HashError struct {
}
func NewHashError() HashError {
return HashError{}
}
func (e HashError) SizeError() error {
return fmt.Errorf("hash: invalid size, the size is unsupported")
}
// ByMd2 encrypts by md2.
func (e Encrypter) ByMd2() Encrypter {
if len(e.src) == 0 || e.Error != nil {
return e
}
h := md2.New()
h.Write(e.src)
e.dst = h.Sum(nil)
return e
}
// ByMd4 encrypts by md4.
func (e Encrypter) ByMd4() Encrypter {
if len(e.src) == 0 || e.Error != nil {
return e
}
h := md4.New()
h.Write(e.src)
e.dst = h.Sum(nil)
return e
}
// ByMd5 encrypts by md5.
func (e Encrypter) ByMd5() Encrypter {
if len(e.src) == 0 || e.Error != nil {
return e
}
dst := md5.Sum(e.src)
e.dst = dst[:]
return e
}
// BySha1 encrypts by sha1.
func (e Encrypter) BySha1() Encrypter {
if len(e.src) == 0 || e.Error != nil {
return e
}
dst := sha1.Sum(e.src)
e.dst = dst[:]
return e
}
// BySha3 encrypts by sha3.
func (e Encrypter) BySha3(size int) Encrypter {
if len(e.src) == 0 || e.Error != nil {
return e
}
switch size {
case 224:
dst := sha3.Sum224(e.src)
e.dst = dst[:]
case 256:
dst := sha3.Sum256(e.src)
e.dst = dst[:]
case 384:
dst := sha3.Sum384(e.src)
e.dst = dst[:]
case 512:
dst := sha3.Sum512(e.src)
e.dst = dst[:]
default:
hashError := HashError{}
e.Error = hashError.SizeError()
}
return e
}
// BySha224 encrypts by sha224.
func (e Encrypter) BySha224() Encrypter {
if len(e.src) == 0 || e.Error != nil {
return e
}
dst := sha256.Sum224(e.src)
e.dst = dst[:]
return e
}
// BySha256 encrypts by sha256.
func (e Encrypter) BySha256() Encrypter {
if len(e.src) == 0 || e.Error != nil {
return e
}
dst := sha256.Sum256(e.src)
e.dst = dst[:]
return e
}
// BySha384 encrypts by sha384.
func (e Encrypter) BySha384() Encrypter {
if len(e.src) == 0 || e.Error != nil {
return e
}
dst := sha512.Sum384(e.src)
e.dst = dst[:]
return e
}
// BySha512 encrypts by sha512.
func (e Encrypter) BySha512(size ...int) Encrypter {
if len(e.src) == 0 || e.Error != nil {
return e
}
if len(size) == 0 {
dst := sha512.Sum512(e.src)
e.dst = dst[:]
return e
}
switch size[0] {
case 224:
dst := sha512.Sum512_224(e.src)
e.dst = dst[:]
case 256:
dst := sha512.Sum512_256(e.src)
e.dst = dst[:]
default:
hashError := HashError{}
e.Error = hashError.SizeError()
}
return e
}
// ByShake128 encrypts by shake128.
func (e Encrypter) ByShake128(size int) Encrypter {
if len(e.src) == 0 || e.Error != nil {
return e
}
h := make([]byte, size/8)
sha3.ShakeSum128(h, e.src)
e.dst = h
return e
}
// ByShake256 encrypts by shake256.
func (e Encrypter) ByShake256(size int) Encrypter {
if len(e.src) == 0 || e.Error != nil {
return e
}
h := make([]byte, size/8)
sha3.ShakeSum256(h, e.src)
e.dst = h
return e
}
// ByRipemd160 encrypts by ripemd160.
func (e Encrypter) ByRipemd160() Encrypter {
if len(e.src) == 0 || e.Error != nil {
return e
}
h := ripemd160.New()
h.Write(e.src)
e.dst = h.Sum(nil)
return e
}
// ByBlake2b encrypts by blake2b.
func (e Encrypter) ByBlake2b(size int) Encrypter {
if len(e.src) == 0 || e.Error != nil {
return e
}
switch size {
case 256:
dst := blake2b.Sum256(e.src)
e.dst = dst[:]
case 384:
dst := blake2b.Sum384(e.src)
e.dst = dst[:]
case 512:
dst := blake2b.Sum512(e.src)
e.dst = dst[:]
default:
hashError := HashError{}
e.Error = hashError.SizeError()
}
return e
}
// ByBlake2s encrypts by blake2s.
func (e Encrypter) ByBlake2s(size int) Encrypter {
if len(e.src) == 0 || e.Error != nil {
return e
}
switch size {
case 256:
dst := blake2s.Sum256(e.src)
e.dst = dst[:]
default:
hashError := HashError{}
e.Error = hashError.SizeError()
}
return e
}